Home / 25,260,400.39-37,890,347.97-7,988,604.22

Finding the Fourth Proportional to 25,260,400.39, 37,890,347.97 and 7,988,604.22

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Solution

The fourth proportional to 25,260,400.39, 37,890,347.97 and 7,988,604.22 is: 11,982,826.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,260,400.39 : 37,890,347.97 = 7,988,604.22 : x
  2. Step 2: Convert to fraction form
    25,260,400.39/37,890,347.97 = 7,988,604.22/x
  3. Step 3: Cross multiply
    25,260,400.39x = 37,890,347.97 × 7,988,604.22
  4. Step 4: Simplify right side
    25,260,400.39x = 302,690,993,690,410.44
  5. Step 5: Solve for x
    x = 302,690,993,690,410.44/25,260,400.39
  6. Step 6: Final answer
    x = 11,982,826.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.